212323203203111 has 64 divisors (see below), whose sum is σ = 292689648792576. Its totient is φ = 148658763801600.

The previous prime is 212323203203101. The next prime is 212323203203129. The reversal of 212323203203111 is 111302302323212.

It is not a de Polignac number, because 212323203203111 - 2³⁴ = 212306023333927 is a prime.

It is a super-2 number, since 2×212323203203111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212323203203101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12342065 + ... + 24020261.

It is an arithmetic number, because the mean of its divisors is an integer number (4573275762384).

Almost surely, 2^{212323203203111} is an apocalyptic number.

212323203203111 is a deficient number, since it is larger than the sum of its proper divisors (80366445589465).

212323203203111 is a wasteful number, since it uses less digits than its factorization.

212323203203111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11678712.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 212323203203111 its reverse (111302302323212), we get a palindrome (323625505526323).

The spelling of 212323203203111 in words is "two hundred twelve trillion, three hundred twenty-three billion, two hundred three million, two hundred three thousand, one hundred eleven".